20280482625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{4160099}}^1$

素因数の和:4160130

約数の個数: 32

約数和(自身を含む): 36342633600

約数和(自身を除く): 16062150975

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 4160099, 12480297, 20800495, 54081287, 62401485, 104002475, 162243861, 270406435, 312007425, 520012375, 811219305, 1352032175, 1560037125, 4056096525, 6760160875, 20280482625]

約数ペア:

[(1, 20280482625), (3, 6760160875), (5, 4056096525), (13, 1560037125), (15, 1352032175), (25, 811219305), (39, 520012375), (65, 312007425), (75, 270406435), (125, 162243861), (195, 104002475), (325, 62401485), (375, 54081287), (975, 20800495), (1625, 12480297), (4875, 4160099)]